/*
 * SonarQube
 * Copyright (C) 2009-2023 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.ce.task.projectanalysis.qualitymodel;

import org.junit.Test;
import org.sonar.api.CoreProperties;
import org.sonar.api.config.PropertyDefinitions;
import org.sonar.api.config.internal.MapSettings;
import org.sonar.api.measures.CoreMetrics;
import org.sonar.api.utils.MessageException;
import org.sonar.api.utils.System2;
import org.sonar.core.config.CorePropertyDefinitions;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
import static org.sonar.api.CoreProperties.DEVELOPMENT_COST;
import static org.sonar.api.CoreProperties.LANGUAGE_SPECIFIC_PARAMETERS;
import static org.sonar.api.CoreProperties.LANGUAGE_SPECIFIC_PARAMETERS_LANGUAGE_KEY;
import static org.sonar.api.CoreProperties.LANGUAGE_SPECIFIC_PARAMETERS_MAN_DAYS_KEY;

public class RatingSettingsTest {

  private MapSettings settings = new MapSettings(new PropertyDefinitions(System2.INSTANCE, CorePropertyDefinitions.all()));


  @Test
  public void load_rating_grid() {
    settings.setProperty(CoreProperties.RATING_GRID, "1,3.4,8,50");
    RatingSettings configurationLoader = new RatingSettings(settings.asConfig());

    double[] grid = configurationLoader.getDebtRatingGrid().getGridValues();
    assertThat(grid).hasSize(4);
    assertThat(grid[0]).isEqualTo(1.0);
    assertThat(grid[1]).isEqualTo(3.4);
    assertThat(grid[2]).isEqualTo(8.0);
    assertThat(grid[3]).isEqualTo(50.0);
  }

  @Test
  public void load_work_units_for_language() {
    settings.setProperty(DEVELOPMENT_COST, "50");
    RatingSettings configurationLoader = new RatingSettings(settings.asConfig());

    assertThat(configurationLoader.getDevCost("defaultLanguage")).isEqualTo(50L);
  }

  @Test
  public void load_overridden_values_for_language() {

    String aLanguage = "aLanguage";
    String anotherLanguage = "anotherLanguage";

    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS, "0,1");
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "0" + "." + LANGUAGE_SPECIFIC_PARAMETERS_LANGUAGE_KEY, aLanguage);
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "0" + "." + LANGUAGE_SPECIFIC_PARAMETERS_MAN_DAYS_KEY, "30");
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "0" + "." + CoreProperties.LANGUAGE_SPECIFIC_PARAMETERS_SIZE_METRIC_KEY, CoreMetrics.NCLOC_KEY);
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "1" + "." + LANGUAGE_SPECIFIC_PARAMETERS_LANGUAGE_KEY, anotherLanguage);
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "1" + "." + LANGUAGE_SPECIFIC_PARAMETERS_MAN_DAYS_KEY, "40");
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "1" + "." + CoreProperties.LANGUAGE_SPECIFIC_PARAMETERS_SIZE_METRIC_KEY, CoreMetrics.COMPLEXITY_KEY);

    RatingSettings configurationLoader = new RatingSettings(settings.asConfig());

    assertThat(configurationLoader.getDevCost(aLanguage)).isEqualTo(30L);
    assertThat(configurationLoader.getDevCost(anotherLanguage)).isEqualTo(40L);
  }

  @Test
  public void fail_on_invalid_rating_grid_configuration() {
    assertThatThrownBy(() -> {
      settings.setProperty(CoreProperties.RATING_GRID, "a b c");
      new RatingSettings(settings.asConfig());
    })
      .isInstanceOf(IllegalArgumentException.class);

  }

  @Test
  public void use_generic_value_when_specific_setting_is_missing() {
    String aLanguage = "aLanguage";

    settings.setProperty(DEVELOPMENT_COST, "30");
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS, "0");
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "0" + "." + LANGUAGE_SPECIFIC_PARAMETERS_LANGUAGE_KEY, aLanguage);
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "0" + "." + LANGUAGE_SPECIFIC_PARAMETERS_MAN_DAYS_KEY, "40");

    RatingSettings configurationLoader = new RatingSettings(settings.asConfig());

    assertThat(configurationLoader.getDevCost(aLanguage)).isEqualTo(40L);
  }

  @Test
  public void constructor_fails_with_ME_if_language_specific_parameter_language_is_missing() {
    settings.setProperty(DEVELOPMENT_COST, "30");
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS, "0");
    settings.setProperty(LANGUAGE_SPECIFIC_PARAMETERS + "." + "0" + "." + LANGUAGE_SPECIFIC_PARAMETERS_MAN_DAYS_KEY, "40");

    assertThatThrownBy(() -> new RatingSettings(settings.asConfig()))
      .isInstanceOf(MessageException.class)
      .hasMessage("Technical debt configuration is corrupted. At least one language specific parameter has no Language key. " +
        "Contact your administrator to update this configuration in the global administration section of SonarQube.");
  }
}
